Are you diabetic. If so is it under control. Also do an X-ray of cervical spines. It can be because of CS or DM
A person can ease the symptoms of cervical spondylosis with a few simple neck exercises.
1. Neck stretch
Keep your body straight.
Push your chin forward in a way that stretches the throat.
Softly tense the neck muscles.
Hold this for 5 seconds.
Return your head to its center position.
Push your head back with the chin held high, and hold for 5 seconds.
Carry out 5 repetitions.
2. Neck tilt
Tilt your head forward so that the chin touches the chest.
Softly tense the neck muscles.
Hold this for 5 seconds.
Return the head to a neutral position.
Carry out 5 repetitions.
3. Neck tilt (side-to-side)
Lean your head down towards either shoulder, leading with the ear.
Softly tense the neck muscles.
Hold this for 5 seconds.
Return your head to the center and repeat on the other shoulder.
Carry out 5 repetitions.
4. Neck turn
Turn your head to one side as far as it remains comfortable, being sure to keep your chin at a level height.
Tense your neck muscles for 5 seconds.
Return the head to a central position.
Repeat on the opposite side.
Repeat this exercise 5 times on each side.
These exercises can help to moderate the impact of the condition and alleviate pain or feelings of stiffness.

Apply ice in the painful area which would definitely help to greater extent. And you can wear elbow brace which would help you to keep your elbow warm and will give you protection.
Simultaneously it is better to wear MCR chappals (micro cellular rubber) which will help to transfer the Plantar Fascitis weight evenly in the feet so that the weight will be completely felt in the heel area.
You shall do contrast bath to relieve this pain. Contrast bath is nothing but keeping in one tub hot water (bearable heat) and in another tub cold water
Ask your father to apply ice in the painful area which would definitely help to greater extent. If still the pain persists then it is better to keep TENS stimulation at one of the nearby physiotherapy clinics.

Start maharaasnaadi kaadha 4 tsf with equal amounts of water after meals twice a day.
Ekangveer ras 2 tb twice a day empty stomach.
Brihad vaat chintamani ras 1 tb twice a day empty stomach.
U will be alright but with this Consult an ayurveda panchkarma specialist doctor near by for panchkarma procedures. I am treating such patients with panchkarma procedures and ayurvedic medicines on daily basis. This will definitely help you.
U can also consult us online with your complete history. Through Lybrate for solution Medicines would be prepared according to the conditions of patients.
And would be delivered to your address via courier.
Take care.

Right hand pain it might be due to carpal tunnel syndrome, where the pain will be felt in the wrist. You can do hot water fermentation/ wax therapy for shoulder and for the wrist pain (hand pain) you can do ice therapy which will reduce the pain
It is called as peri arthritis shoulder and for that you can do hot water fermentation and ice therapy at home. If you have shoulder pain then the stiffness will develop more that might make the arm to have less improvement which might make you to feel more pain the arm. And also cervical pillow can be used which might make you to have better posture of the shoulder neck and arm.

It is called as peri arthritis shoulder and for that you can do hot water fermentation and ice therapy at home. If you have shoulder pain then the stiffness will develop more that might make the arm to have less improvement which might make you to feel more pain the arm. And also cervical pillow can be used which might make you to have better posture of the shoulder neck and arm.